x^2-3x-4=-4

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Solution for x^2-3x-4=-4 equation:


Simplifying
x2 + -3x + -4 = -4

Reorder the terms:
-4 + -3x + x2 = -4

Add '4' to each side of the equation.
-4 + -3x + 4 + x2 = -4 + 4

Reorder the terms:
-4 + 4 + -3x + x2 = -4 + 4

Combine like terms: -4 + 4 = 0
0 + -3x + x2 = -4 + 4
-3x + x2 = -4 + 4

Combine like terms: -4 + 4 = 0
-3x + x2 = 0

Solving
-3x + x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), 'x'.
x(-3 + x) = 0

Subproblem 1

Set the factor 'x' equal to zero and attempt to solve: Simplifying x = 0 Solving x = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x = 0

Subproblem 2

Set the factor '(-3 + x)' equal to zero and attempt to solve: Simplifying -3 + x = 0 Solving -3 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + x = 0 + 3 Combine like terms: -3 + 3 = 0 0 + x = 0 + 3 x = 0 + 3 Combine like terms: 0 + 3 = 3 x = 3 Simplifying x = 3

Solution

x = {0, 3}

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